Vector Databases

OpenViking is an open-source context database for AI agents. It unifies agent memory, knowledge RAG, and skills, organizing context as a navigable filesystem for retrieval and reuse.

Qdrant is a high-performance, massive-scale vector database and vector similarity search engine for next-generation AI applications. It stores, searches, and manages vectors with payload filtering. Also available as managed Qdrant Cloud.

Chroma is open-source search infrastructure for AI. It provides fast, serverless, scalable infrastructure for vector, sparse vector, full-text, regex, and metadata search, built on object storage for multi-tenant indexes.